A thin layer of small grained facets were producing signs of instability and unstable results in the Flanders drainage up Hyalite. This layer was most present on slopes above 9,000 ft. Photo GNFAC
A thin layer of small grained facets were producing signs of instability and unstable results in the Flanders drainage up Hyalite. This layer was most present on slopes above 9,000 ft. Photo GNFAC